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audialsone_10.1.12408.800_koskomputer.rar.exe

Moshe Caspi

This program bundles adware during the download and install process using the InstaleRex pay-per-install app monetizer. The application audialsone_10.1.12408.800_koskomputer.rar.exe, “Installer for StarApp” by Moshe Caspi has been detected as adware by 20 anti-malware scanners. The program is a setup application that uses the WebPick InstalleRex (Tarma) installer. The setup program uses Web-Pick's InstalleRex download manager and installer to bundle potentially unwanted ad-supported software which includes toolbars and browser extensions through a pay-per-install monetization scheme.
Publisher:
StarApp  (signed by Moshe Caspi)

Product:
StarApp

Description:
Installer for StarApp

Version:
2013.7.31.1745

MD5:
6dfa6bfca22d5ab762e925b817e2c65b

SHA-1:
29c1f3504e5f75c13b70f64a9f5648b200dda41d

SHA-256:
c096c21dc7bf79da59f8f058ad618475b6940af996e05595333cf4eb5ef801be

Scanner detections:
20 / 68

Status:
Adware

Explanation:
Uses the InstalleRex from WebPick Internet Holdings to install bundled add-ons including toolbars and other web browser extensions.

Analysis date:
4/19/2024 6:11:25 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Adware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.TSULoader
14.03.22

Avira AntiVirus
Adware/Agent.319928
7.11.138.108

avast!
Win32:InstalleRex-O [PUP]
2014.9-140322

AVG
AdInstaller.P
2015.0.3527

Bkav FE
HW32.CDB
1.3.0.4959

Comodo Security
Application.Win32.Agent.V
17972

Dr.Web
Adware.Downware.1166
9.0.1.081

ESET NOD32
Win32/InstalleRex
8.9575

Fortinet FortiGate
Riskware/InstalleRex
3/22/2014

G Data
Win32.Application.InstalleRex
14.3.24

Kaspersky
not-a-virus:AdWare.Win32.Agent
14.0.0.4132

Malwarebytes
PUP.Optional.Installex
v2014.03.22.01

Panda Antivirus
PUP/TSUploader
14.03.22.01

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Reason Heuristics
Adware.WebPick.Installer.f
14.8.7.17

Rising Antivirus
PE:PUF.InstallRex!1.9E4C
23.00.65.14320

Sophos
InstallRex
4.98

Vba32 AntiVirus
Downloader.AdLoad
3.12.24.3

VIPRE Antivirus
Installerex/WebPick
27632

File size:
312.6 KB (320,096 bytes)

Product version:
1.0.0.1

Copyright:
Copyright © 2012 StarApp

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Common path:
C:\users\{user}\downloads\audialsone_10.1.12408.800_koskomputer.rar.exe

Digital Signature
Signed by:
Moshe Caspi

Authority:
COMODO CA Limited

Valid from:
8/2/2012 9:00:00 AM

Valid to:
8/3/2013 8:59:59 AM

Subject:
CN=Moshe Caspi, O=Moshe Caspi, STREET=Hashuk 39, L=Tel Aviv, S=Israel, PostalCode=66067, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00B1B859272556EC39AF8F0E4A626C2ADC

File PE Metadata
Compilation timestamp:
3/12/2013 5:51:45 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:Erwq6Y0JQBkQRl7174NpNUM+UHs+0Sc5200anymJyr/zZE/orjjK8:Er963yRl1uqM+gs+HsPpymxujjK8

Entry address:
0x14DB

Entry point:
55, 8B, EC, 81, EC, 2C, 06, 00, 00, 53, 56, 33, DB, 57, 66, 89, 9D, DC, FB, FF, FF, 89, 5D, F4, 89, 5D, FC, FF, 15, 74, 30, 40, 00, A3, 08, 44, 40, 00, FF, 15, 70, 30, 40, 00, 8B, F8, 8D, 45, EC, 50, FF, 15, 6C, 30, 40, 00, FF, 15, 68, 30, 40, 00, 8B, F0, F7, D6, 33, F7, FF, 15, 64, 30, 40, 00, 33, F0, 8B, 45, F0, 33, 45, EC, 68, 04, 01, 00, 00, 33, F0, 8D, 85, D4, F9, FF, FF, 50, 53, FF, 15, 60, 30, 40, 00, 85, C0, 75, 41, FF, 15, 5C, 30, 40, 00, 83, F8, 78, 75, 1A, 68, A8, 32, 40, 00, E8, 43, FB, FF, FF...
 
[+]

Entropy:
7.9513

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

The file audialsone_10.1.12408.800_koskomputer.rar.exe has been seen being distributed by the following URL.

http://www.storebox1.info/v821/?product_name=TusFiles&filesize=93.2 MB&product_title=AudialsOne_10.1.12408.800_KosKomputer.rar&installer_file_name=AudialsOne_10.1.12408.800_KosKomputer.rar&product_file_name=AudialsOne_10.1.12408.800_KosKomputer.rar&product_download_url=http://d.tusfiles.net:182/d/.../AudialsOne_10.1.12408.800_KosKomputer.rar

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to r1.stylezip.info  (54.186.255.26:80)

TCP (HTTP):
Connects to c1.stylezip.info  (54.186.255.26:80)

 
http://c1.stylezip.info/?step_id=1&installer_id=3234830&publisher_id=234&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=9704490&external_id=0&session_id=19408980&hardware_id=22643810&installer_file_name=audialsone_10.1.12408.800_koskomputer.rar

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